Thomas Petroff, DO
Obstetrics & Gynecology Physician · Okemos, MI
Thomas Petroff, DO is an obstetrics & gynecology physician with a practice address in Okemos, Michigan, and NPI 1578542452, issued on Jan 10, 2006. Check the license (Michigan 5101011412, as entered in NPPES) on the Michigan Board of Medicine (LARA); the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Thomas Petroff
- Credential
- DO
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 5101011412 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2445 Jolly RD, Okemos, MI 48864
- Phone
- (517) 347-4040
- Enumerated
- Jan 10, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (517) 347-4109
- Medicaid ID
- 4308415 MI
- Entity
- Type 1 · individual
Also registered at 2445 Jolly RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Brouillette, MDPediatrics Physician1902077480
Verify Thomas Petroff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101011412Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Obstetrics & Gynecology Physician providers in Michigan
There are 1,776 obstetrics & gynecology physician records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other obstetrics & gynecology physician records in Michigan
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- Mushtak Abbou, MDRoyal Oak, MI1093796922
- Youstina Abdallah, MDGrand Rapids, MI1679325062
- Adib Abdelrahman, D.O.Pontiac, MI1679889406
- Anan Abdelrahman, MDPontiac, MI1760472740
- Charlene Abernethy, DOWilliamsburg, MI1447305016
- Andrea Abessinio, D.O.Saint Clair Shores, MI1144237926
- Carmela Abessinio, D.O.Grosse Pointe, MI1174661763
- Joelle Abood, M.D.Troy, MI1063724813
- Margot Abundis, M.D.Roseville, MI1396746194
Common questions
What is Thomas Petroff, DO's NPI number?
Thomas Petroff, DO's National Provider Identifier (NPI) is 1578542452, issued on Jan 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Petroff, DO located?
The NPPES record lists a practice address at 2445 Jolly RD, Okemos, MI, 48864. Phone: (517) 347-4040. Providers update this record themselves, so call before visiting.
How can I verify Thomas Petroff, DO's license?
NPPES lists Michigan license number 5101011412, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.